ESB-2017.2196 - [Appliance] IBM Security Network Protection: Multiple vulnerabilities 2017-09-01

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2196
           Security Bulletin: IBM Security Network Protection is
                  affected by Vulnerabilities in GNU Bash
                             1 September 2017

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM Security Network Protection
Publisher:         IBM
Operating System:  Network Appliance
Impact/Access:     Root Compromise   -- Existing Account
                   Denial of Service -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-2616 CVE-2016-9401 CVE-2016-7543
                   CVE-2016-0634  

Reference:         ESB-2017.1975
                   ESB-2017.1895
                   ESB-2017.1270
                   ESB-2017.1144.2

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22003045
   http://www.ibm.com/support/docview.wss?uid=swg22003046

Comment: This bulletin contains two (2) IBM security advisories.

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Security Bulletin: IBM Security Network Protection is affected by 
Vulnerabilities in GNU Bash

Security Bulletin

Document information

More support for: IBM Security Network Protection

Software version: 5.3.1, 5.3.3

Operating system(s): Firmware

Reference #: 2003045

Modified date: 31 August 2017

Summary

Security vulnerabilities have been discovered in GNU Bash, which is used by 
IBM Security Network Protection. IBM Security Network Protection has addressed
the applicable CVEs.

Vulnerability Details

CVEID: CVE-2016-0634

DESCRIPTION: GNU Bash could allow a local attacker to execute arbitrary code 
on the system, caused by an error related to the expansion of the $HOSTNAME. 
By injecting the hostname with malicious code, an attacker could exploit this
vulnerability to execute arbitrary code on the system.

CVSS Base Score: 4.9

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/121373 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2016-7543

DESCRIPTION: GNU Bash could allow a local attacker to execute arbitrary 
commands on the system. An attacker could exploit this vulnerability using 
specially crafted SHELLOPTS and PS4 variables to execute arbitrary commands on
the system with root privileges.

CVSS Base Score: 8.4

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/121372 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2016-9401

DESCRIPTION: GNU Bash could allow a local attacker to bypass security 
restrictions, caused by a use-after-free error. An attacker could exploit this
vulnerability using a specially crafted address to bypass the restricted 
shell.

CVSS Base Score: 4

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/122314 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

IBM Security Network Protection 5.3.1

IBM Security Network Protection 5.3.3

Remediation/Fixes

Product 			VRMF 			Remediation/First Fix

IBM Security Network Protection Firmware version 5.3.1 	Download Firmware 5.3.1.14 from IBM Security License Key 
							and Download Center and upload and install via the Available 
							Updates page of the Local Management Interface.

IBM Security Network Protection Firmware version 5.3.3 	Download Firmware 5.3.3.4 from IBM Security License Key 
							and Download Center and upload and install via the Available 
							Updates page of the Local Management Interface.

Workarounds and Mitigations

None

References

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

31 August 2017: Original Version Published

*The CVSS Environment Score is customer environment specific and will 
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the 
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the 
Common Vulnerability Scoring System (CVSS) is an "industry open standard 
designed to convey vulnerability severity and help to determine urgency and 
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY 
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT 
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.


=========================================================================

Security Bulletin: IBM Security Network Protection is affected by a 
vulnerability in coreutils (util-linux)

Security Bulletin

Document information

More support for: IBM Security Network Protection

Software version: 5.3.1, 5.3.3

Operating system(s): Firmware

Reference #: 2003046

Modified date: 31 August 2017

Summary

A security vulnerability has been discovered in coreutils (util-linux), which
is used by IBM Security Network Protection.

Vulnerability Details

CVEID: CVE-2017-2616

DESCRIPTION: util-linux could allow a local authenticated attacker to bypass 
security restrictions, caused by a race condition when handling the management
of child processes. An attacker could exploit this vulnerability to kill other
processes with root privileges.

CVSS Base Score: 7.8

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/124680 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM Security Network Protection 5.3.1

IBM Security Network Protection 5.3.3

Remediation/Fixes

Product VRMF Remediation/First Fix

IBM Security Network Protection Firmware version 5.3.1 Download Firmware 
5.3.1.14 from IBM Security License Key and Download Center and upload and 
install via the Available Updates page of the Local Management Interface.

IBM Security Network Protection Firmware version 5.3.3 Download Firmware 
5.3.3.4 from IBM Security License Key and Download Center and upload and 
install via the Available Updates page of the Local Management Interface.

Workarounds and Mitigations

None

References

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

31 August 2017: Original Version Published

*The CVSS Environment Score is customer environment specific and will 
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the 
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the 
Common Vulnerability Scoring System (CVSS) is an "industry open standard 
designed to convey vulnerability severity and help to determine urgency and 
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY 
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT 
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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